Updating host name in Mac Mail

You will need to update the host name twice; Once in Incoming mail settings then in Outgoing Mail settings.

  • Open Mail on your Mac.
  • Click on Mail in the top-menu, then select Settings ( or Preferences on older Macs).
  • Select the Email Account you wish to update password for on the left hand side.
  • Click the Server Settings tab.

Incoming Mail Server

  • Under Incoming Mail Server, update the Host Name field with your new/current password.

Outgoing Mail Server

  • Under Outgoing Mail Server, update the Host Name field with your new/current password.

  • Click Save near the bottom-right of the window.

  • Click on the red x to close the Accounts window and confirm to save the changes

Mac Mail’s interface and layout may appear differently depending on your version of MacOS.
This article was written for the versions of Mac Mail included in MacOS v10.15 (Catalina) and newer.

For older Mac versions, see Apple support:
https://support.apple.com/en-us/102413


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